This wire was salvaged from an early 20th-century scientific lab instrument The wooden box—still intact—has a brass plate bearing the maker’s name, Western Electrical Company, anchoring this material in genuine historical roots. The silver wire's diameter is 30 gauge.The wire can also be purchased with the cotton insulation still in place. Under 5 units will be shipped free. It's perfectly suited in many craft projects.We are shipping from Victoria BC. Please, use my new email address mipet87@gmail.com